.50x+.05(20-x)=.10(-62)

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Solution for .50x+.05(20-x)=.10(-62) equation:


Simplifying
0.50x + 0.05(20 + -1x) = 0.10(-62)
0.50x + (20 * 0.05 + -1x * 0.05) = 0.10(-62)
0.50x + (1 + -0.05x) = 0.10(-62)

Reorder the terms:
1 + 0.50x + -0.05x = 0.10(-62)

Combine like terms: 0.50x + -0.05x = 0.45x
1 + 0.45x = 0.10(-62)

Multiply 0.10 * -62
1 + 0.45x = -6.2

Solving
1 + 0.45x = -6.2

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-1' to each side of the equation.
1 + -1 + 0.45x = -6.2 + -1

Combine like terms: 1 + -1 = 0
0 + 0.45x = -6.2 + -1
0.45x = -6.2 + -1

Combine like terms: -6.2 + -1 = -7.2
0.45x = -7.2

Divide each side by '0.45'.
x = -16

Simplifying
x = -16

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